import { CameraInfo } from "../../../models/_";

export function getCameraInfo(): CameraInfo | null {
  try {
    const cameraInfo = sessionStorage.getItem('___cameraInfo');

    if (cameraInfo) {
      const ret: CameraInfo | null = JSON.parse(cameraInfo);

      if (ret && ret.pos && typeof ret.heading === 'number' && typeof ret.pitch === 'number') {
        return ret;
      }
    }

  } catch (e) {
  }
  return null;
}

export function setCameraInfo(val: CameraInfo) {
  sessionStorage.setItem('___cameraInfo', JSON.stringify(val));
}